1. Professor, Dept. of Civil and Architectural Engineering, City Univ. of Hong Kong, 83 Tat Chee Ave., Kowloon Tong, Hong Kong (corresponding author).
2. Postdoctoral Fellow, Construction Dispute Resolution Research Unit, Dept. of Civil and Architectural Engineering, City Univ. of Hong Kong, 83 Tat Chee Ave., Kowloon Tong, Hong Kong.